Build failed. - build-openstack-sphinx-docs https://zuul.opendev.org/t/openstack/build/f1d46a20e64944409c3a231a0e69a2a0 : RETRY_LIMIT in 4m 16s - openstack-tox-py27 https://zuul.opendev.org/t/openstack/build/e064b05ef5a047ae9e2c07a07227c1e3 : FAILURE in 4m 19s